CN201584887U - Power supplier with fan - Google Patents
Power supplier with fan Download PDFInfo
- Publication number
- CN201584887U CN201584887U CN2009202646732U CN200920264673U CN201584887U CN 201584887 U CN201584887 U CN 201584887U CN 2009202646732 U CN2009202646732 U CN 2009202646732U CN 200920264673 U CN200920264673 U CN 200920264673U CN 201584887 U CN201584887 U CN 201584887U
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- CN
- China
- Prior art keywords
- power supply
- fan
- wind deflector
- air
- supply body
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- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
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- Wind Motors (AREA)
Abstract
The utility model relates to a power supply device, in particular to a power supplier with a fan, comprising a power supply body and an exhaust fan arranged in the power supply body, wherein the exhaust fan comprises a fan bracket and fan blades arranged in the fan bracket; the side surface of the power supply body is provided with an air outlet; the fan bracket is provided with an air guide plate with an inclined surface; and by utilizing the inclined surface on the air guide plate, the air flow which is possible to generate an air wall is guided out by the inclined surface so as to lead the air flow to be exhausted from the side surface of the power supply body, thus avoiding the intersection of the air flow in the power supply body, guaranteeing the maximum radiating efficiency of the exhaust fan and improving the radiating efficiency. The power supplier with the fan not only has simple structure and low cost, but also can improve the radiating efficiency of the exhaust fan greatly by simple modification of the conventional power supplier with the fan, and has strong practicability.
Description
Technical field:
The utility model relates to a kind of power supply device, refers in particular to a kind of power supply unit with fan.
Background technology:
Topmost device provides the power supply unit of electric power running in the electronic equipment no more than each parts of giving electronic equipment, but power supply unit is when carrying out power conversions, often produce a large amount of heat energy because of power loss, so need disposing, power supply unit is used to the fan strengthening dispelling the heat, in order to improve the radiating effect of fan, the general scheme that adopts is to strengthen fan dimension, to increase the exhaust air rate of fan, fan is when air draft, all be cold air air blast in power supply unit, the hot-air of power supply unit inside is discharged and play the purpose of strengthening heat radiation the power supply unit outside.Yet, fan is when air draft, the wind-force of the fan blade outer end of fan is bigger, exhaust outlet at power supply unit forms brattice easily, when the hot-air of power supply unit inside outwards flows,, and cause air stream to block in intersection because the flow direction of two strands of air streams is vertical, the hot-air that has a strong impact on power supply unit inside outwards flows, and reduces heat radiation function.
In order to prevent the generation of brattice phenomenon, a kind of radiator fan with deep bead has appearred on the market, as shown in Figure 1, side in the fan air-out is provided with deep bead, block flowing of part air to prevent the generation of brattice, but this technical scheme obviously can reduce the exhaust air rate of radiator fan, and wherein a part of flow air is kept off back by deep bead, has had a strong impact on the heat radiation function of radiator fan.
The utility model content:
The technical problems to be solved in the utility model provides a kind ofly to be avoided air miscarriage to give birth to crossing, can strengthen the power supply unit of the band fan of fan heat radiation function again.
In order to solve the problems of the technologies described above, the utility model adopts following technical scheme:
A kind of power supply unit with fan comprises the power supply body and is arranged at the ventilating fan of power supply body, and ventilating fan comprises blower tray and be arranged at the fan blade of blower tray, and the side of power supply body is provided with air outlet, and described blower tray is provided with the wind deflector on band inclined-plane.
Wherein, the angular range between described inclined-plane and the wind deflector is 10 °～80 °.
Wherein, described wind deflector is arranged at a side of the air-out of ventilating fan.
Wherein, the size of described wind deflector be ventilating fan the air draft cross-sectional sizes 1/5～1/2.
Wherein, described inclined-plane forms for the strip piece that excavates on wind deflector upwards bends.
Wherein, described blower tray, wind deflector and inclined-plane are integrally formed.
Wherein, described wind deflector is a rectangle, and wind deflector is near the air outlet setting of power supply body.
Wherein, described wind deflector is trapezoidal, and wind deflector is near the air outlet setting of power supply body.
The beneficial effects of the utility model are:
The utility model provides a kind of power supply unit with fan, comprise the power supply body and be arranged at the ventilating fan of power supply body, ventilating fan comprises blower tray and is arranged at the fan blade of blower tray, and the side of power supply body is provided with air outlet, and described blower tray is provided with the wind deflector on band inclined-plane; Utilize the inclined-plane on the wind deflector, the air stream that may produce brattice is derived by the inclined-plane, and this air stream is discharged from the side of power supply body, has avoided crossing of the interior air stream of power supply body, guarantees the maximum heat radiation function of ventilating fan, improves radiating efficiency.The power supply unit of band fan described in the utility model is not only simple in structure, and is with low cost, and the power supply unit of the band fan of routine can be improved the heat radiation function of ventilating fan greatly through simple repacking, practical.
Description of drawings:
Accompanying drawing 1 is the structural representation of existing ventilating fan;
Accompanying drawing 2 is the structural representation of the utility model embodiment one;
Accompanying drawing 3 is the STRUCTURE DECOMPOSITION schematic diagram of the utility model embodiment one;
Accompanying drawing 4 is the ventilating fan of the utility model embodiment one and the structural representation of wind deflector;
Accompanying drawing 5 is the structural representation in A-A cross section in the accompanying drawing 4;
Accompanying drawing 6 is the ventilating fan of the utility model embodiment two and the structural representation of wind deflector;
Accompanying drawing 7 is the structural representation in B-B cross section in the accompanying drawing 6;
Accompanying drawing 8 is the ventilating fan of the utility model embodiment three and the structural representation of wind deflector.
Embodiment:
For the ease of those skilled in the art's understanding, below in conjunction with embodiment and accompanying drawing the utility model is further described, the content that execution mode is mentioned not is to qualification of the present utility model.
Be depicted as the utility model embodiment one as accompanying drawing 2～5, a kind of power supply unit with fan, comprise power supply body 1 and be arranged at the ventilating fan 2 of power supply body 1, ventilating fan 2 comprises blower tray 21 and is arranged at the fan blade 22 of blower tray 21, the side of power supply body 1 is provided with air outlet 11, and described blower tray 21 is provided with the wind deflector 3 on band inclined-plane 31; Utilize the inclined-plane 31 on the wind deflector 3, the air stream that may produce brattice is derived by inclined-plane 31, and this air stream is discharged from the side of power supply body 1, has avoided crossing of power supply body 1 interior air stream, guarantees the maximum heat radiation function of ventilating fan 2, improves radiating efficiency.The power supply unit of the utility model band fan is not only simple in structure, with low cost, and the power supply unit of the band fan of routine can be improved the heat radiation function of ventilating fan 2 greatly through simple repacking, and is practical.
The inclined-plane 31 of present embodiment and the angular range between the wind deflector 3 are 10 °～80 °, in order to make the heat radiation function maximization of ventilating fan 2, preferred embodiment are that the angle between inclined-plane 31 and the wind deflector 3 is set to 45 °.
The described wind deflector 3 of present embodiment is arranged at a side of the air-out of ventilating fan 2, to strengthen the intensity of air flows in the power supply body 1, strengthens radiating effect.
The size of the described wind deflector 3 of present embodiment be ventilating fan 2 the air draft cross-sectional sizes 1/5～1/2, wind deflector 3 big or small excessive, can reduce the air draft intensity of ventilating fan 2, weaken the intensity of air flows in the power supply body 1, wind deflector 3 big or small too small, the air stream that ventilating fan 2 is produced forms brattice, flow air crosses in this brattice and the power supply body 1, block the air outlet 11 of power supply body 1, thereby reduce the heat radiation function of ventilating fan 2, preferred embodiment for the size of described wind deflector 3 be ventilating fan 2 the air draft cross-sectional sizes 1/4.
Be depicted as the utility model embodiment two as accompanying drawing 6～7, be with the difference of the foregoing description one: described inclined-plane 31 for the strip piece that on wind deflector 3, excavates upwards bending form, to save the raw material consumption on wind deflector 3 and inclined-plane 31, reduce production costs.
The described blower tray 21 of present embodiment, wind deflector 3 and inclined-plane 31 are integrally formed, reduce the production process on blower tray 21, wind deflector 3 and inclined-plane 31, enhance productivity.
The described wind deflector 3 of present embodiment is a rectangle, and wind deflector 3 is provided with near the air outlet 11 of power supply body 1, is convenient to make the air-flow that produces brattice to discharge power supply body 1, crosses to the influence of air draft thereby reduce air-flow.
Be the utility model embodiment three as shown in Figure 8, be with the difference of the foregoing description two: described wind deflector 3 is for trapezoidal, wind deflector 3 is provided with near the air outlet 11 of power supply body 1, be convenient to make the air-flow that produces brattice to discharge power supply body 1 equally, cross to the influence of air draft thereby reduce air-flow.
The foregoing description is three kinds in the preferable implementation of the utility model; in addition; the utility model can also other modes realize that any conspicuous replacement is all within protection range of the present utility model under the prerequisite that does not break away from the present utility model design.
Claims (8)
1. power supply unit with fan, comprise power supply body (1) and be arranged at the ventilating fan (2) of power supply body (1), ventilating fan (2) comprises blower tray (21) and is arranged at the fan blade (22) of blower tray (21), the side of power supply body (1) is provided with air outlet (11), it is characterized in that: described blower tray (21) is provided with the wind deflector (3) on band inclined-plane (31).
2. a kind of power supply unit with fan according to claim 1 is characterized in that: the angular range between described inclined-plane (31) and the wind deflector (3) is 10 °～80 °.
3. a kind of power supply unit with fan according to claim 1 is characterized in that: described wind deflector (3) is arranged at a side of the air-out of ventilating fan (2).
4. a kind of power supply unit with fan according to claim 3 is characterized in that: the size of described wind deflector (3) be ventilating fan (2) the air draft cross section 1/5～1/2.
5. a kind of power supply unit with fan according to claim 2 is characterized in that: described inclined-plane (31) form for the strip piece that excavates on wind deflector (3) upwards bends.
6. a kind of power supply unit with fan according to claim 1 is characterized in that: described blower tray (21), wind deflector (3) and inclined-plane (31) are integrally formed.
7. a kind of power supply unit with fan according to claim 6 is characterized in that: described wind deflector (3) is a rectangle, and wind deflector (3) is provided with near the air outlet (11) of power supply body (1).
8. a kind of power supply unit with fan according to claim 6 is characterized in that: described wind deflector (3) is for trapezoidal, and wind deflector (3) is provided with near the air outlet (11) of power supply body (1).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2009202646732U CN201584887U (en) | 2009-12-15 | 2009-12-15 | Power supplier with fan |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2009202646732U CN201584887U (en) | 2009-12-15 | 2009-12-15 | Power supplier with fan |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201584887U true CN201584887U (en) | 2010-09-15 |
Family
ID=42726901
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2009202646732U Expired - Fee Related CN201584887U (en) | 2009-12-15 | 2009-12-15 | Power supplier with fan |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN201584887U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112228368A (en) * | 2020-10-12 | 2021-01-15 | 九州阳光电源(深圳)有限公司 | Heat radiation fan for power supply |
-
2009
- 2009-12-15 CN CN2009202646732U patent/CN201584887U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112228368A (en) * | 2020-10-12 | 2021-01-15 | 九州阳光电源(深圳)有限公司 | Heat radiation fan for power supply |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C17 | Cessation of patent right | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20100915 Termination date: 20121215 |